Journal Article

·2013

Relay selection for decode-and-forward cooperative vehicular networks with virtual noise modelling

Ayse Ipek Akin YTU , Hacı İlhan YTU , Özgür Özdemir YTU

Abstract

In this paper, error performance analysis of decode and forward (DF) based cooperative vehicular networks with relay selection is considered. All of the links in the system are modeled as cascaded Nakagami-m distributed random variables which provide a realistic description of an intervehicular channel. The performance of virtual noise (VN) based detection technique developed for mitigating error propagation in wireless relay systems employing DF protocol is investigated and it has been shown that VN technique provides significant performance improvement with respect to the classic MRC method in cooperative vehicular networks.

Keywords

Relay Computer science Nakagami distribution Selection (genetic algorithm) Wireless Channel (broadcasting) Outage probability Computer network Noise (video) Protocol (science) Signal-to-noise ratio (imaging) Vehicular ad hoc network Relay channel Electronic engineering Telecommunications Fading Wireless ad hoc network Engineering Artificial intelligence

Subject Areas

Cooperative Communication and Network Coding ·Computer Networks and Communications ·Physical Sciences
Wireless Communication Security Techniques ·Electrical and Electronic Engineering ·Physical Sciences
Advanced Wireless Communication Technologies ·Electrical and Electronic Engineering ·Physical Sciences

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